BOO-1137 - An extremely metal-poor star in the ultra-faint dwarf spheroidal galaxy Bootes I
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Norris, John
Yong, David
Gilmore, Gerard
Wyse, Rosemary F G
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IOP Publishing
Abstract
We present high-resolution (R ∼40,000), high-signal-to-noise ratio (20-90) spectra of an extremely metal-poor giant star Boo-1137 in the "ultra-faint" dwarf spheroidal galaxy (dSph) Boötes I, absolute magnitude MV ∼ -6.3. We derive an iron abundance
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Astrophysical Journal, The
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2037-12-31
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